Description

Gold SERS Substrate 5mm (Pack of 5) for Ultra-Sensitive, High-Performance Raman Signal Enhancement

Part Number: P-Au-SERS-5mm

These gold SERS substrates are engineered for ultra-sensitive Surface Enhanced Raman Scattering (SERS) spectroscopy, delivering high reproducibility, uniform signal enhancement, and minimal background noise. Each pack includes five SERS substrates with a 5 mm × 5 mm active area, fabricated using a scalable, patented nanocaps-based technology that enables molecular detection at extremely low concentrations (nano-molar sensitivity demonstrated).

Key Features of the Gold SERS Substrate:

  • Fluorescence Quenching: Minimizes fluorescence interference, ensuring a higher signal-to-noise ratio, even at shorter excitation wavelengths. Raman measurements of Rhodamine B and Rhodamine 6G using these SERS substrates (λ_exc = 632 nm) exhibit minimal fluorescence for optimal detection sensitivity.
  • Broad Excitation Range: Designed for versatility, these SERS substrates support excitation wavelengths ranging from 500 nm to 800 nm, accommodating various Raman spectroscopy applications.
  • Flexible & Easy to Handle: Manufactured on a flexible polymer substrate and affixed to a rigid glass microscope slide, these substrates offer easy handling and adaptability. Upon request, they can also be provided on a larger flexible polymer substrate.

Ideal for Various Applications:

These gold SERS substrates are widely used in chemical analysis, biosensing, environmental testing, and forensic investigations. With consistent, high-quality Raman signal enhancement, these substrates are an invaluable tool for both researchers and industry professionals.

Read more about SERS and the applications of SERS substrates:

Advancements in Surface-Enhanced Raman Scattering (SERS) Substrates for Molecular Detection

SERS Chemical Detection: Unlocking New Possibilities in Chemical Sensing

 

Gold SERS Substrate 5mm (Pack of 5)

Specifications

Consumable Type: SERS substrate
Active Material: Gold Nanocaps
Active Area: 5 mm x 5 mm
Substrate Material: Flexible polymer adhered to a rigid glass microscope slide
Laser Wavelength Compatibility: 532 nm, 633 nm, 785 nm (Broadband range: 500 nm – 800 nm)
Detection Sensitivity: ppm to ppb (parts-per-million to parts-per-billion)
Fluorescence Quenching: Yes – minimizes background fluorescence for clear Raman signals
Sampling Methods: Drop deposition
Maximum Laser Power Density: 20 W/cm²
Dimensions: 75 mm x 25 mm x 1.1 mm (L x W x H)
Stability: Up to 1 year from date of purchase
Production Method: Patented scalable process
Packaging: Pack of 5 single-use substrates
Manufacturer Part Number (MPN): P-AU-SERS-5mm
FindLight SKU: FL-23389

Got questions about specs? Use the inquiry form to ask.

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Features

  • Ultra-Sensitive SERS Performance: Achieves nano-molar molecular detection with high reproducibility, making it ideal for trace-level analysis.
  • Fluorescence-Quenching SERS Technology: Minimizes fluorescence interference for clearer Raman spectra, even at short excitation wavelengths.
  • Broadband Excitation Compatibility: Optimized for laser excitation wavelengths of 532 nm, 633 nm, and 785 nm, ensuring flexibility across various Raman applications.
  • Customizable & Flexible Design: Available in custom sizes and geometries, with flexible polymer options to suit different experimental setups.
  • Scalable & High-Quality Manufacturing: Produced using a patented, high-volume scalable process that ensures consistent quality and reproducibility in every batch of SERS substrates.
  • Uniform Signal with Low Background Noise: Engineered for high reproducibility and minimal signal distortion, enabling precise Raman measurements.
  • User-Friendly Handling & Application: Mounted on a microscope slide for stability, featuring a hydrophilic surface optimized for drop deposition (2-5 μL recommended).
  • Long Shelf Life: Stable for up to one year from the date of purchase, ensuring reliable performance over time.

Explore our 10mm SERS substrates here. 

Applications

  • Chemical & Biological Sensing: Detect trace levels of analytes, biomolecules, and contaminants.
  • Pharmaceutical & Medical Research: Enable drug analysis, disease detection, and biomarker identification.
  • Environmental Monitoring: Identify pollutants, toxins, and hazardous substances at ultra-low concentrations.
  • Forensic & Security Applications: Enhance detection of explosives, narcotics, and counterfeit materials.
  • Material Science & Nanotechnology Research: Ideal for investigating plasmonic effects and nanoscale interactions.

Export & Trade Information

ECCN: 5A992

Importing, tariffs & codes (Quick Guide) →

Frequently Asked Questions

What are SERS substrates used for?
SERS substrates enhance Raman signals for ultra-sensitive molecular detection in applications such as chemical analysis, biosensing, forensic testing, and environmental monitoring.
How do these gold SERS substrates provide fluorescence quenching?
The nanocaps-based design effectively suppresses fluorescence, allowing for clear Raman spectra at short excitation wavelengths.
Which laser wavelengths are compatible with these SERS substrates?
Gold SERS substrates support 532 nm, 633 nm, and 785 nm laser excitations, covering a broad spectral range.
What is the sensitivity of these SERS substrates?
These SERS substrates enable ultra-sensitive detection, with demonstrated nano-molar sensitivity (ppm to ppb range).
Are these SERS substrates reusable?
No, these substrates are single use to ensure optimal signal enhancement and prevent contamination.
What is the shelf life of these SERS substrates?
These substrates remain stable and effective for up to 1 year from the date of purchase when stored properly.
How does the Fluorescence-Quenching SERS Technology help?
It minimizes fluorescence interference for clearer Raman spectra, even at short excitation wavelengths.
Are these surface-enhanced Raman spectroscopy substrates customizable?
Yes, these substrates are available in custom sizes and geometries, with flexible polymer options to suit different experimental setups.

Got more questions? Use the inquiry form to ask the supplier directly.

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